Skip to content
opens in a new window

First-Year-Flowering Scheduling Tool

Nepeta faassenii Whispurr™
North: grown outdoor flowering window weeks 25-35
South: grown outdoor flowering window weeks 16-35
Spring-early summer programs
Week color desired
URC stick week  
Liner ready week  
Liner transplant week  
Late summer - fall programs
Week color desired
URC stick week  
Liner ready week  
Liner transplant week  
Nepeta faassenii Whispurr™ Blue
Nepeta faassenii Whispurr™ Pink
Propagation Guide
Media EC/pH: EC 0.80 mmhos/pH 5.8-6.2
Soil Temperature: 70-72°F (21-22°C)
Rooting Hormone: 500 ppm IBA
Mist: Low to moderate
Fertilization: 50-75 ppm N
Pinching: Yes, pinch 14-18 days after stick.
Transplanting: Liner transplant week
Comments: Nepeta root easily. Over-misting causes slow rooting and leaf spot diseases.
Finishing Guide
Media pH: 5.8-6.2
Temperature: Nights: 55 to 65°F (13 to 18°C) Days: 65 to 75°F (18 to 24°C)
Light Level (fc): 5,000 to 8,000
Vernalization: No
Watering: Moderate
Fertilization: Use a balanced fertilizer at a rate of 150 to 175 ppm N.
Pinch After Transplant: Typically not required
Plant Growth Regulators: B-Nine/Cycocel sprays 2,500/1,000 ppm
Pests and Fungal Diseases: Spider mites, thrips
Container: 1.5 gal or larger (1 ppp)